From 6988bcd74c6ab85d0a5f85c8b96c61f7fb75ad1d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Adolfo=20Ochagav=C3=ADa?= <aochagavia92@gmail.com>
Date: Mon, 21 Jul 2014 18:06:24 +0200
Subject: [PATCH] Implement Show for CString

We use use `from_utf8_lossy` to convert it to a MaybeOwned string, to
avoid failing in case the CString contains invalid UTF-8
---
 src/librustrt/c_str.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/librustrt/c_str.rs b/src/librustrt/c_str.rs
index 0f2fcaff310..c30b267219b 100644
--- a/src/librustrt/c_str.rs
+++ b/src/librustrt/c_str.rs
@@ -73,6 +73,7 @@ use collections::hash;
 use core::kinds::marker;
 use core::mem;
 use core::ptr;
+use core::fmt;
 use core::raw::Slice;
 use core::slice;
 use core::str;
@@ -344,6 +345,12 @@ impl Collection for CString {
     }
 }
 
+impl fmt::Show for CString {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        String::from_utf8_lossy(self.as_bytes_no_nul()).fmt(f)
+    }
+}
+
 /// A generic trait for converting a value to a CString.
 pub trait ToCStr {
     /// Copy the receiver into a CString.